Home / 7,842,189,973.37-10,822,258,812.11-4,455,285,111.74

Finding the Fourth Proportional to 7,842,189,973.37, 10,822,258,812.11 and 4,455,285,111.74

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Solution

The fourth proportional to 7,842,189,973.37, 10,822,258,812.11 and 4,455,285,111.74 is: 6,148,314,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,189,973.37 : 10,822,258,812.11 = 4,455,285,111.74 : x
  2. Step 2: Convert to fraction form
    7,842,189,973.37/10,822,258,812.11 = 4,455,285,111.74/x
  3. Step 3: Cross multiply
    7,842,189,973.37x = 10,822,258,812.11 × 4,455,285,111.74
  4. Step 4: Simplify right side
    7,842,189,973.37x = 48,216,248,560,995,483,648
  5. Step 5: Solve for x
    x = 48,216,248,560,995,483,648/7,842,189,973.37
  6. Step 6: Final answer
    x = 6,148,314,275.06

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Double scale
Find fourth proportional to 7,842,189,974.37, 10,822,258,813.49 and 4,455,285,112.74
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.